The Wonderful War (The Saint TV Series)

Plot
The ruler of a Middle Eastern country is killed in a coup, and his young son Prince Karim is forced to flee, hiding out with British oil-workers who were loyal to his father. The Saint arrives in the country and, with a handful of Britons, special effects and explosions, concocts a 'wonderful war' to convince the usurpers that they are now under attack.

Origin
This episode was adapted from a novella of the same name from the 1931 book Featuring the Saint.